<?php

declare(strict_types=1);

/*
 * CoreShop
 *
 * This source file is available under the terms of the
 * CoreShop Commercial License (CCL)
 * Full copyright and license information is available in
 * LICENSE.md which is distributed with this source code.
 *
 * @copyright  Copyright (c) CoreShop GmbH (https://www.coreshop.com)
 * @license    CoreShop Commercial License (CCL)
 *
 */

namespace CoreShop\Component\Index\Interpreter;

use CoreShop\Component\Index\Model\IndexableInterface;
use CoreShop\Component\Index\Model\IndexColumnInterface;

class SoundexInterpreter implements InterpreterInterface
{
    public function interpret(
        mixed $value,
        IndexableInterface $indexable,
        IndexColumnInterface $config,
        array $interpreterConfig = [],
    ): mixed {
        if (null === $value) {
            return null;
        }

        if (is_array($value)) {
            sort($value);
            $string = implode(' ', $value);
        } else {
            $string = (string) $value;
        }

        $soundEx = soundex($string);

        return ord($soundEx[0]) . substr($soundEx, 1);
    }
}
